<template>
  <PageWrapper v-loading="loadingRef" loading-tip="加载中..." title="Loading组件示例">
    <div ref="wrapEl">
      <Alert message="组件方式" />
      <a-button class="my-4 mr-4" type="primary" @click="openCompFullLoading">
        全屏 Loading
      </a-button>
      <a-button class="my-4" type="primary" @click="openCompAbsolute"> 容器内 Loading </a-button>
      <Loading
        :loading="compState.loading"
        :absolute="compState.absolute"
        :theme="compState.theme"
        :background="compState.background"
        :tip="compState.tip"
      />

      <Alert message="函数方式" />

      <a-button class="my-4 mr-4" type="primary" @click="openFnFullLoading">
        全屏 Loading
      </a-button>
      <a-button class="my-4" type="primary" @click="openFnWrapLoading"> 容器内 Loading </a-button>

      <Alert message="指令方式" />
      <a-button class="my-4 mr-4" type="primary" @click="openDirectiveLoading">
        打开指令Loading
      </a-button>
    </div>
  </PageWrapper>
</template>
<script setup lang="ts">
import { reactive, ref } from 'vue'
import { Loading, useLoading } from '@/components/Loading'
import { PageWrapper } from '@/components/Page'
import { Alert } from 'ant-design-vue'

const wrapEl = ref<ElRef>(null)

const loadingRef = ref(false)
const compState = reactive({
  absolute: false,
  loading: false,
  theme: 'dark' as unknown as 'dark' | 'light' | undefined,
  background: 'rgba(111,111,111,.7)',
  tip: '加载中...'
})
const [openFullLoading, closeFullLoading] = useLoading({
  tip: '加载中...'
})

const [openWrapLoading, closeWrapLoading] = useLoading({
  target: wrapEl,
  props: {
    tip: '加载中...',
    absolute: true
  }
})

function openLoading(absolute: boolean) {
  compState.absolute = absolute
  compState.loading = true
  setTimeout(() => {
    compState.loading = false
  }, 2000)
}

function openCompFullLoading() {
  openLoading(false)
}

function openCompAbsolute() {
  openLoading(true)
}

function openFnFullLoading() {
  openFullLoading()

  setTimeout(() => {
    closeFullLoading()
  }, 2000)
}

function openFnWrapLoading() {
  openWrapLoading()

  setTimeout(() => {
    closeWrapLoading()
  }, 2000)
}

function openDirectiveLoading() {
  loadingRef.value = true
  setTimeout(() => {
    loadingRef.value = false
  }, 2000)
}
</script>
